195890387

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{7417}}^1$

素因数の和:7456

約数の個数: 20

約数和(自身を含む): 249333816

約数和(自身を除く): 53443429

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 3773, 7417, 26411, 51919, 81587, 363433, 571109, 2544031, 3997763, 17808217, 27984341, 195890387]

約数ペア:

[(1, 195890387), (7, 27984341), (11, 17808217), (49, 3997763), (77, 2544031), (343, 571109), (539, 363433), (2401, 81587), (3773, 51919), (7417, 26411)]